20
Participants
Start Date
September 30, 2015
Primary Completion Date
April 29, 2016
Study Completion Date
April 30, 2017
Mannitol cream
Apply to area of postherpetic neuralgia pain as needed for pain control. Usual frequency is 2 to 3 times per day.For crossover study, will be applied for 7 days. For observational study, will be applied up to 3 months
Placebo
Apply to area of postherpetic neuralgia pain as needed for pain control.Usual frequency is unknown. For crossover study, will be applied for 7 days. Will not be used after crossover study
Dr. Helene Bertrand Inc., North Vancouver
University of British Columbia
OTHER